*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:#0f172a;color:#f8fafc;overflow:hidden;touch-action:none}.app-container{width:100vw;height:100vh;display:flex;flex-direction:column;align-items:center;position:relative;background:radial-gradient(circle at top,#1e293b,#0f172a)}.cloud-sync-bar{position:absolute;top:0;left:0;right:0;background:#0006;padding:6px 10px;display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;color:#94a3b8;z-index:100;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.05)}.screen{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px}.start-screen .title-container{text-align:center;margin-bottom:40px}.start-screen h1{font-size:3.5rem;font-weight:900;background:linear-gradient(135deg,#38bdf8,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 4px 15px rgba(56,189,248,.4));margin-bottom:15px;letter-spacing:2px}.start-screen .subtitle{color:#94a3b8;font-size:1.2rem}.high-score-display{display:flex;align-items:center;gap:10px;background:#ffffff0d;padding:12px 24px;border-radius:30px;margin-bottom:40px;font-weight:700;border:1px solid rgba(255,255,255,.1);box-shadow:0 8px 32px #0003}.icon-gold{color:#fbbf24;filter:drop-shadow(0 0 8px rgba(251,191,36,.6))}.instructions{margin-top:40px;color:#64748b;text-align:center;line-height:2;font-size:.95rem;background:#0003;padding:15px 30px;border-radius:15px}.primary-btn{display:flex;align-items:center;gap:10px;background:linear-gradient(135deg,#6366f1,#3b82f6);color:#fff;border:none;padding:16px 45px;font-size:1.4rem;font-weight:700;border-radius:50px;cursor:pointer;box-shadow:0 10px 25px #3b82f666;transition:all .3s 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#1e293b;position:relative;overflow:hidden}.game-board{width:100%;height:100%;display:grid;grid-template-columns:repeat(20,1fr);grid-template-rows:repeat(20,1fr);gap:1px;background:#ffffff08;border-radius:10px;overflow:hidden}.cell{width:100%;height:100%;display:flex;align-items:center;justify-content:center;position:relative}.entity-img{width:140%;height:140%;object-fit:contain;filter:drop-shadow(0 4px 6px rgba(0,0,0,.5));z-index:20}.fallback-emoji{font-size:1.2rem;z-index:20}.head-cell{z-index:10;transition:transform .1s ease}.player-head{filter:drop-shadow(0 0 10px rgba(56,189,248,.6))}.enemy-head{filter:drop-shadow(0 0 10px rgba(74,222,128,.6))}.body-cell{z-index:5;border-radius:4px}.player-body{background:linear-gradient(135deg,#38bdf8,#2563eb);box-shadow:0 0 8px #38bdf866;opacity:.9}.enemy-body{background:linear-gradient(135deg,#4ade80,#16a34a);box-shadow:0 0 8px #4ade8066;opacity:.9}.food-cell{z-index:8;filter:drop-shadow(0 0 12px rgba(251,191,36,.6))}.obstacle-cell{z-index:7}.rock-shape{width:80%;height:80%;background:linear-gradient(135deg,#64748b,#334155);border-radius:4px;transform:rotate(15deg);box-shadow:inset 2px 2px 5px #fff3,2px 2px 5px #0009}.empty-cell{background:#ffffff04}.mobile-controls{display:none;margin-top:25px;flex-direction:column;align-items:center;gap:12px}.horizontal-controls{display:flex;gap:50px}.mobile-controls button{width:65px;height:65px;border-radius:50%;background:#ffffff0d;border:1px solid rgba(255,255,255,.15);color:#fff;display:flex;align-items:center;justify-content:center;font-size:28px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 4px 15px #0003;transition:background .2s}.mobile-controls button:active{background:#fff3;transform:scale(.95)}@media (max-width: 600px){.mobile-controls{display:flex}.instructions{display:none}}.gameover-screen h2{font-size:3.5rem;color:#f8fafc;text-shadow:0 0 25px rgba(255,255,255,.3);margin-bottom:30px;text-align:center}.vs-results{display:flex;align-items:center;gap:20px;margin-bottom:40px;background:#1e293b99;padding:25px;border-radius:25px;border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.result-card{text-align:center;padding:15px 25px;border-radius:15px}.player-result{background:#38bdf826;border:1px solid rgba(56,189,248,.3)}.player-result h3{color:#38bdf8;font-size:3rem;margin-top:5px}.enemy-result{background:#4ade8026;border:1px solid rgba(74,222,128,.3)}.enemy-result h3{color:#4ade80;font-size:3rem;margin-top:5px}.result-card p{color:#94a3b8;font-size:.9rem;font-weight:700}.vs-icon{color:#fbbf24;filter:drop-shadow(0 0 10px rgba(251,191,36,.5))}.new-record-badge{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff;padding:8px 20px;border-radius:25px;font-weight:700;font-size:1.1rem;box-shadow:0 8px 20px #f59e0b66;margin-bottom:20px;border:2px solid #fff}